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tog-pegasus/pegasus-2.14.1-snmpv3-trap.patch

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import sources
2023-05-10 08:31:12 +00:00
diff -up pegasus/src/Pegasus/Handler/snmpIndicationHandler/snmpDeliverTrap_netsnmp.cpp.orig pegasus/src/Pegasus/Handler/snmpIndicationHandler/snmpDeliverTrap_netsnmp.cpp
--- pegasus/src/Pegasus/Handler/snmpIndicationHandler/snmpDeliverTrap_netsnmp.cpp.orig 2013-01-21 06:00:43.000000000 +0100
+++ pegasus/src/Pegasus/Handler/snmpIndicationHandler/snmpDeliverTrap_netsnmp.cpp 2015-05-25 15:11:02.368906571 +0200
@@ -228,9 +228,138 @@ void snmpDeliverTrap_netsnmp::_createSes
(const char*)targetHostCStr,
portNumber);
}
+ }
+
+ switch (snmpVersion)
+ {
+ case _SNMPv1_TRAP:
+ {
+ snmpSession.version = SNMP_VERSION_1;
+ _addCommunity(snmpSession,securityName);
+ break;
+ }
+ case _SNMPv2C_TRAP:
+ {
+ snmpSession.version = SNMP_VERSION_2c;
+ _addCommunity(snmpSession,securityName);
+ break;
+ }
+#ifdef PEGASUS_ENABLE_NET_SNMPV3
+ case _SNMPv3_TRAP:
+ {
+ snmpSession.version = SNMP_VERSION_3;
+ CString securityNameCStr = securityName.getCString();
+ size_t securityNameLen = strlen(securityNameCStr);
+ SNMP_FREE(snmpSession.securityName);
+ snmpSession.securityName = (char *)calloc(1,securityNameLen+1);
+ snmpSession.securityNameLen = securityNameLen;
+ memcpy(snmpSession.securityName, (const char*)securityNameCStr,
+ securityNameLen);
+
+ CString engineIdCStr = engineID.getCString();
+ size_t engineIdHexLen = strlen(engineIdCStr);
+ size_t engineIdBinLen = 0;
+ u_char *engineIdBin = (u_char *)calloc(1,engineIdHexLen);
+ free(snmpSession.securityEngineID);
+ if(!snmp_hex_to_binary(&engineIdBin, &engineIdHexLen,
+ &engineIdBinLen, 1,engineIdCStr))
+ {
+ PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
+ "Snmp Indication Handler failed to generate binary"
+ " engine ID for sending the SNMPv3 trap.");
+ throw PEGASUS_CIM_EXCEPTION_L(CIM_ERR_FAILED,
+ MessageLoaderParms(
+ "Handler.snmpIndicationHandler."
+ "snmpIndicationHandler."
+ "FAILED_TO_DELIVER_TRAP",
+ "Failed to deliver trap."));
+ }
+ snmpSession.securityEngineIDLen = engineIdBinLen;
+ snmpSession.securityEngineID = engineIdBin;
+
+ switch(snmpSecLevel)
+ {
+ case 1:
+ snmpSession.securityLevel = SNMP_SEC_LEVEL_NOAUTH;
+ break;
+ case 2:
+ snmpSession.securityLevel = SNMP_SEC_LEVEL_AUTHNOPRIV;
+ break;
+ case 3:
+ snmpSession.securityLevel = SNMP_SEC_LEVEL_AUTHPRIV;
+ break;
+ default:
+ //use the dedault in the net-snmp conf file.
+ break;
+ }
+
+ SNMP_FREE(snmpSession.securityAuthProto);
+ if(snmpSecAuthProto == 1) // MD5
+ {
+ snmpSession.securityAuthProto = snmp_duplicate_objid(
+ usmHMACMD5AuthProtocol,
+ USM_AUTH_PROTO_MD5_LEN);
+ snmpSession.securityAuthProtoLen = USM_AUTH_PROTO_MD5_LEN;
+ }
+ else if(snmpSecAuthProto == 2)// SHA
+ {
+ snmpSession.securityAuthProto = snmp_duplicate_objid(
+ usmHMACSHA1AuthProtocol,
+ USM_AUTH_PROTO_SHA_LEN);
+ snmpSession.securityAuthProtoLen = USM_AUTH_PROTO_SHA_LEN;
+ }
+ // use the default in net-snmp conf files.
- sessionHandle = snmp_sess_open(&snmpSession);
+ if(snmpSecAuthKey.size() > 0)
+ {
+ for(Uint32 i=0;i<snmpSecAuthKey.size();i++)
+ {
+ snmpSession.securityAuthKey[i] = snmpSecAuthKey[i];
+ }
+ snmpSession.securityAuthKeyLen = snmpSecAuthKey.size();
+ }
+
+ SNMP_FREE(snmpSession.securityPrivProto);
+ //Privacy
+ if(snmpSecPrivProto == 1) //DES
+ {
+ snmpSession.securityPrivProto = snmp_duplicate_objid(
+ usmDESPrivProtocol,
+ USM_PRIV_PROTO_DES_LEN);
+ snmpSession.securityPrivProtoLen = USM_PRIV_PROTO_DES_LEN;
+ }
+ else if(snmpSecPrivProto == 2) // AES
+ {
+ snmpSession.securityPrivProto = snmp_duplicate_objid(
+ usmAESPrivProtocol,
+ USM_PRIV_PROTO_AES_LEN);
+ snmpSession.securityPrivProtoLen = USM_PRIV_PROTO_AES_LEN;
+ }
+ // use the defaults in net-snmp conf files
+
+ // Privacy Key
+ if(snmpSecPrivKey.size() > 0)
+ {
+ for(Uint32 j=0;j<snmpSecPrivKey.size();j++)
+ {
+ snmpSession.securityPrivKey[j] = snmpSecPrivKey[j];
+ }
+ snmpSession.securityPrivKeyLen = snmpSecPrivKey.size();
+ }
+ break;
+ }
+#endif // ifdef PEGASUS_ENABLE_NET_SNMPV3
+ default:
+ {
+ PEG_METHOD_EXIT();
+ throw PEGASUS_CIM_EXCEPTION_L(CIM_ERR_NOT_SUPPORTED,
+ MessageLoaderParms(
+ _MSG_VERSION_NOT_SUPPORTED_KEY,
+ _MSG_VERSION_NOT_SUPPORTED));
+ }
}
+
+ sessionHandle = snmp_sess_open(&snmpSession);
if (sessionHandle == NULL)
{
@@ -244,6 +373,12 @@ void snmpDeliverTrap_netsnmp::_createSes
free(errStr);
free(snmpSession.peername);
+ free(snmpSession.community);
+
+#ifdef PEGASUS_ENABLE_NET_SNMPV3
+ free(snmpSession.securityName);
+ free(snmpSession.securityEngineID);
+#endif // ifdef PEGASUS_ENABLE_NET_SNMPV3
PEG_METHOD_EXIT();
@@ -267,6 +402,12 @@ void snmpDeliverTrap_netsnmp::_createSes
free(errStr);
free(snmpSession.peername);
+ free(snmpSession.community);
+
+#ifdef PEGASUS_ENABLE_NET_SNMPV3
+ free(snmpSession.securityName);
+ free(snmpSession.securityEngineID);
+#endif // ifdef PEGASUS_ENABLE_NET_SNMPV3
throw PEGASUS_CIM_EXCEPTION_L(CIM_ERR_FAILED, MessageLoaderParms(
_MSG_GET_SESSION_POINTER_FAILED_KEY,
@@ -274,136 +415,12 @@ void snmpDeliverTrap_netsnmp::_createSes
}
free(snmpSession.peername);
+ free(snmpSession.community);
- switch (snmpVersion)
- {
- case _SNMPv1_TRAP:
- {
- sessionPtr->version = SNMP_VERSION_1;
- _addCommunity(sessionPtr,securityName);
- break;
-
- }
- case _SNMPv2C_TRAP:
- {
- sessionPtr->version = SNMP_VERSION_2c;
- _addCommunity(sessionPtr,securityName);
- break;
- }
-#ifdef PEGASUS_ENABLE_NET_SNMPV3
- case _SNMPv3_TRAP:
- {
- sessionPtr->version = SNMP_VERSION_3;
- CString securityNameCStr = securityName.getCString();
- size_t securityNameLen = strlen(securityNameCStr);
- SNMP_FREE(sessionPtr->securityName);
- sessionPtr->securityName = (char *)calloc(1,securityNameLen+1);
- sessionPtr->securityNameLen = securityNameLen;
- memcpy(sessionPtr->securityName, (const char*)securityNameCStr,
- securityNameLen);
-
- CString engineIdCStr = engineID.getCString();
- size_t engineIdHexLen = strlen(engineIdCStr);
- size_t engineIdBinLen = 0;
- u_char *engineIdBin = (u_char *)calloc(1,engineIdHexLen);
- free(sessionPtr->securityEngineID);
- if(!snmp_hex_to_binary(&engineIdBin, &engineIdHexLen,
- &engineIdBinLen, 1,engineIdCStr))
- {
- PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
- "Snmp Indication Handler failed to generate binary"
- " engine ID for sending the SNMPv3 trap.");
- throw PEGASUS_CIM_EXCEPTION_L(CIM_ERR_FAILED,
- MessageLoaderParms(
- "Handler.snmpIndicationHandler."
- "snmpIndicationHandler."
- "FAILED_TO_DELIVER_TRAP",
- "Failed to deliver trap."));
- }
- sessionPtr->securityEngineIDLen = engineIdBinLen;
- sessionPtr->securityEngineID = engineIdBin;
-
- switch(snmpSecLevel)
- {
- case 1:
- sessionPtr->securityLevel = SNMP_SEC_LEVEL_NOAUTH;
- break;
- case 2:
- sessionPtr->securityLevel = SNMP_SEC_LEVEL_AUTHNOPRIV;
- break;
- case 3:
- sessionPtr->securityLevel = SNMP_SEC_LEVEL_AUTHPRIV;
- break;
- default:
- //use the dedault in the net-snmp conf file.
- break;
- }
-
- SNMP_FREE(sessionPtr->securityAuthProto);
- if(snmpSecAuthProto == 1) // MD5
- {
- sessionPtr->securityAuthProto = snmp_duplicate_objid(
- usmHMACMD5AuthProtocol,
- USM_AUTH_PROTO_MD5_LEN);
- sessionPtr->securityAuthProtoLen = USM_AUTH_PROTO_MD5_LEN;
- }
- else if(snmpSecAuthProto == 2)// SHA
- {
- sessionPtr->securityAuthProto = snmp_duplicate_objid(
- usmHMACSHA1AuthProtocol,
- USM_AUTH_PROTO_SHA_LEN);
- sessionPtr->securityAuthProtoLen = USM_AUTH_PROTO_SHA_LEN;
- }
- // use the default in net-snmp conf files.
-
- if(snmpSecAuthKey.size() > 0)
- {
- for(Uint32 i=0;i<snmpSecAuthKey.size();i++)
- {
- sessionPtr->securityAuthKey[i] = snmpSecAuthKey[i];
- }
- sessionPtr->securityAuthKeyLen = snmpSecAuthKey.size();
- }
-
- SNMP_FREE(sessionPtr->securityPrivProto);
- //Privacy
- if(snmpSecPrivProto == 1) //DES
- {
- sessionPtr->securityPrivProto = snmp_duplicate_objid(
- usmDESPrivProtocol,
- USM_PRIV_PROTO_DES_LEN);
- sessionPtr->securityPrivProtoLen = USM_PRIV_PROTO_DES_LEN;
- }
- else if(snmpSecPrivProto == 2) // AES
- {
- sessionPtr->securityPrivProto = snmp_duplicate_objid(
- usmAESPrivProtocol,
- USM_PRIV_PROTO_AES_LEN);
- sessionPtr->securityPrivProtoLen = USM_PRIV_PROTO_AES_LEN;
- }
- // use the defaults in net-snmp conf files
-
- // Privacy Key
- if(snmpSecPrivKey.size() > 0)
- {
- for(Uint32 j=0;j<snmpSecPrivKey.size();j++)
- {
- sessionPtr->securityPrivKey[j] = snmpSecPrivKey[j];
- }
- sessionPtr->securityPrivKeyLen = snmpSecPrivKey.size();
- }
- break;
- }
+#ifdef PEGASUS_ENABLE_NET_SNMPV3
+ free(snmpSession.securityName);
+ free(snmpSession.securityEngineID);
#endif // ifdef PEGASUS_ENABLE_NET_SNMPV3
- default:
- {
- PEG_METHOD_EXIT();
- throw PEGASUS_CIM_EXCEPTION_L(CIM_ERR_NOT_SUPPORTED,
- MessageLoaderParms(
- _MSG_VERSION_NOT_SUPPORTED_KEY,
- _MSG_VERSION_NOT_SUPPORTED));
- }
- }
}
catch (...)
@@ -418,7 +435,7 @@ void snmpDeliverTrap_netsnmp::_createSes
}
void snmpDeliverTrap_netsnmp::_addCommunity(
- struct snmp_session*& sessionPtr,
+ struct snmp_session& snmpSession,
const String& securityName)
{
PEG_METHOD_ENTER(TRC_IND_HANDLER,
@@ -435,17 +452,17 @@ void snmpDeliverTrap_netsnmp::_addCommun
communityName = securityName;
}
- free(sessionPtr->community);
+ free(snmpSession.community);
CString communityNameCStr = communityName.getCString();
size_t communityNameLen = strlen(communityNameCStr);
- sessionPtr->community = (u_char*)calloc(1,communityNameLen+1);
+ snmpSession.community = (u_char*)calloc(1,communityNameLen+1);
- memcpy(sessionPtr->community, (const char*)communityNameCStr,
+ memcpy(snmpSession.community, (const char*)communityNameCStr,
communityNameLen);
- sessionPtr->community_len = communityNameLen;
+ snmpSession.community_len = communityNameLen;
PEG_METHOD_EXIT();
}
diff -up pegasus/src/Pegasus/Handler/snmpIndicationHandler/snmpDeliverTrap_netsnmp.h.orig pegasus/src/Pegasus/Handler/snmpIndicationHandler/snmpDeliverTrap_netsnmp.h
--- pegasus/src/Pegasus/Handler/snmpIndicationHandler/snmpDeliverTrap_netsnmp.h.orig 2010-12-22 13:19:06.000000000 +0100
+++ pegasus/src/Pegasus/Handler/snmpIndicationHandler/snmpDeliverTrap_netsnmp.h 2015-05-25 15:12:24.908290090 +0200
@@ -200,12 +200,11 @@ private:
/**
Add the community string to the snmp session for V1 and V2C
- @param sessionPtr the SNMP session pointer to its associated
- struct snmp_session
+ @param snmpSession struct snmp_session
@param securityName the human readable community name
*/
void _addCommunity(
- struct snmp_session*& sessionPtr,
+ struct snmp_session& snmpSession,
const String& securityName);
/**
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